What is the life span of an erythrocyte (in days)?
a. 20 to 30
b. 60 to 90
c. 100 to 120
d. 200 to 240
Ans: c. 100 to 120
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A client with hyperaldosteronism is admitted to the unit and is at risk for impaired gas exchange. Which position should this client be placed to enhance gas exchange?
A) Fowler's position B) Prone position C) Left side-lying position D) Right Sims position
A client asks the student nurse to explain the pathophysiology of diabetes. The student nurse does not know the answer to this question. What should the student respond to the client?
A) "I do not know, but I will find out." B) "You'll have to ask the doctor that question." C) "Why do you need to know that?" D) "I do not know."
The scientific study of the interaction between people, machines, and their work environments is which of the following?
1. Ergonomics 2. Human–computer interaction (HCI) 3. Human factors 4. Usability
The statement below is an example of which of the following? "In this study, pain is reflected as a score between 0 and 10 on the postoperative pain rating scale."
a. Associative hypothesis b. Conceptual definition c. Operational definition d. Problem statement